import axios from 'axios'
import qs from 'qs'
import {
  // MessageBox,
  Message
} from 'element-ui'
import store from '@/store'
import {
  getToken
} from '@/utils/auth'

// create an axios instance
const service = axios.create({
  baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
  // withCredentials: true, // send cookies when cross-domain requests
  timeout: 50000, // request timeout
  headers: {
    'Content-Type': 'application/x-www-form-urlencoded;charset=utf-8'
    // 'Content-Type': 'application/json;charset=utf-8'
  }
})

// request interceptor
service.interceptors.request.use(
  config => {
    // do something before request is sent

    if (store.getters.token) {
      // let each request carry token
      // ['X-Token'] is a custom headers key
      // please modify it according to the actual situation
      config.headers['X-Token'] = getToken()
      config.headers['ACCESS_TOKEN'] = getToken()
    }
    if (config.method === 'post') {
      config.data = qs.stringify(config.data)
    }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
   */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  response => {
    console.log(response)
    // if the custom code is not 20000, it is judged as an error.

    if (response.data.code === 400) { // token验证失效
      Message({
        message: response.data.msg || 'token验证失效，重新登录',
        type: 'error',
        duration: 5 * 1000
      })
      location.href = '/login'
    } else if (response.data.code === 401) { // token验证失效
      location.href = '/login'
    } else if (response.data.code === 500) { // token验证失效
      // console.log(response)
      Message({
        message: response.data.msg || 'token验证失效，重新登录',
        type: 'warning',
        duration: 5 * 1000
      })
    } else {
      return response.data
    }
    return response
    // const res = response.data
    // if (res.code !== 20000) {
    //   Message({
    //     message: res.message || 'Error',
    //     type: 'error',
    //     duration: 5 * 1000
    //   })

    //   // 50008: Illegal token; 50012: Other clients logged in; 50014: Token expired;
    //   if (res.code === 50008 || res.code === 50012 || res.code === 50014) {
    //     // to re-login
    //     MessageBox.confirm(res.msg, 'Confirm logout', {
    //       confirmButtonText: '确定',
    //       cancelButtonText: '取消',
    //       type: 'warning'
    //     }).then(() => {
    //       store.dispatch('user/resetToken').then(() => {
    //         location.reload()
    //       })
    //     })
    //   } else if (res.code === 500) {
    //     MessageBox.confirm(res.msg, '错误操作', {
    //       confirmButtonText: '确定',
    //       cancelButtonText: '取消',
    //       type: 'warning'
    //     }).then(() => {
    //       store.dispatch('user/resetToken').then(() => {
    //         location.reload()
    //       })
    //     })
    //   } else if (res.code === 401) {
    //     // location.href = '/login'
    //   }
    //   return Promise.reject(new Error(res.message || 'Error'))
    // } else {
    //   return res
    // }
  },
  error => {
    // console.log('err' + error) // for debug
    Message({
      // message: error.message,
      message: '数据接口错误',
      type: 'error',
      duration: 5 * 1000
    })
    return Promise.reject(error)
  }
)

export default service
